spectrolab, inc 12500 gladstone avenue sylmar, ca 91342 818-465-4611 www.spectrolab.com info@spectrolab.com ? 2009 spectrolab, inc. all ri ghts reserve d spec ificati ons subject to chan ge w i tho u t noti c e. iso9001:2000 registered as9100 registered m echanical dimensio ns product des c r iption d e vice struct ure c 3mj a p ert u re are a 5. 1 mm 2 min i mu m a v er age e f fic i ency > 38.5 % t y p i ca l effic i enc y > 39 % r eco mmended opera t ing te mpe r atu r e < 110c ma ximu m p roces s te mpe ratu re < 350c epitaxi a l structure t r ip le junc tion so la r ce ll on ge r m an iu m subs tra t e ga inp ( 1.88 ev) / ga inas ( 1 .41 ev) / ge (0.67 e v ) m e talli z a tion silver met a llizati o n w/ 2k ? go ld (d iffused ) on front con t act pads silver met a llizati o n wit h 500 ? go ld (d iffused ) on back su r f ace te sting w a fe rs can be supplied tested on a sa mp le bas is o r fu lly te s t ed w i th measu r ed cu r r ent b i nned a t a 2 . 68v load. packag in g fo r m a t p a rts are i n waf e r p u c ks with spi d er mo u n t s . spectral respo nse t e st te s t conditio n s q ty re quir e me nt p e rform a nce tests li v 50 w / c m 2 under a s tm 173g 100% a v g mp >38. 5% ; mi n m p > 36. 2% temp intens ity 50, 75 & 100 w / cm 2 , a s t m 173g at 10 c , 25 c, 65 c, an d 110 c 20 charac t e ri zat i on we l d degradat i o n li v t es t bef ore a nd af t er we l d 100% of s c r i bed part s np mp > 0. 98 s pec t r al res pons e charac t e ri zat i on a ngl e of i nc i denc e x 2 5 o r sr illu m i n a tio n s ourc e 10 charac t e ri zat i on so la r a bs orpt anc e m eas ure ref l ec t a nc e 1 0 c harac t e ri zat i on accelerated li fe tests dam p heat 85c, 85% rh f o r 2000 hours 30 np mp > 0. 9 therm a l cyc l e i eee 1513 (500 c y c l es ?40 c t o +110 c ) 25 np mp > 0. 9 hi gh tem p s oak i n ni t r ogen unbi as ed s oak at 200 c and 250 c i n ni t r o gen 15 at eac h t em perat u re np mp > 0. 95 af t e r 25 yrs qualification tests WCA-2300-C3MJ concentrator solar cell 0 10 20 30 40 50 60 70 80 90 10 0 300 60 0 9 00 1 20 0 15 00 18 00 wa v e l e n g th ( nm ) e x te r n a l q u a n tu m e ffi ciency (%) http://
spectrolab, inc 12500 gladstone avenue sylmar, ca 91342 818-465-4611 www.spectrolab.com info@spectrolab.com ? 2009 spectrolab, inc. all ri ghts reserve d spec ificati ons subject to chan ge w i tho u t noti c e. 0 1 2 3 4 5 6 7 8 012 34 vo l t a g e ( v) c u rre n t ( a ) maximum power point 2.68v lo ad p o in t efficienc y at max p o w e r = 38. 8% ast m g173-03 spectrum 50 w / cm 2 incid ent po w e r voc = 3.17 volts isc = 0.351 amps vmp = 2.94 volts imp = 0.342 amps fill factor = 87.1% typ i cal cu rrent-voltage characteristics pe rf ormance b i ns a t 2.68v loa d, 50 w / c m 2 intensity ty pic a l p opula tion effic i e n c y d i s t ribution typical performance ove r temperature 0.0% 5.0% 10 . 0 % 15 . 0 % 20 . 0 % 25 . 0 % 30 . 0 % 35 . 0 % 40 . 0 % 45 . 0 % 50 . 0 % 36. 4% 36. 8% 37. 2% 37. 6% 38. 0% 38. 4% 38. 8% 39. 2% 39. 6% 40. 0% e ffi c i e n c y p e r c entage of population 2.0 2.1 2. 2 2. 3 2. 4 2. 5 2. 6 2. 7 2. 8 2. 9 3. 0 0 20 0 40 0 6 00 8 00 1 00 0 co n c e n t r a t i o n v o l t ag e at m axi m u m p o w er ( v ) 24c 45c 65 c 90c 20% 22% 24% 26% 28% 30% 32% 34% 36% 38% 40% 42% 10 100 1000 c onc e n t r a t i o n e f f i ci en cy at m axi m u m p o w er 0c 25c 45c 65c 90 c response versus angle of incidence angle of inc i den ce ( d eg rees ) norm al iz ed i s c 0% 10% 20% 30% 40% 50% 60% 70% 80% 90% 100% 0 1 0 2 0 3 0 4 05 06 0 7 0 8 0 9 0 no glass with glass cosine bin 1 2 3 4 5 6 curr ent (a) 0 . 317 ?0.327 0 . 327-0.337 0 . 337-0.347 0 . 347-0.357 0 . 357-0.367 0 . 367-0.377 0. 4 0 0. 3 5 0.30 0.25 0. 2 0 0.15 0.10 0.05 0 curr ent (a)
|
